This may be all I need:
norman:~/src/pjproject-svn franke$ svn diff
Index: pjsip/include/pjsua-lib/pjsua.h
===================================================================
--- pjsip/include/pjsua-lib/pjsua.h (revision 1805)
+++ pjsip/include/pjsua-lib/pjsua.h (working copy)
@@ -922,6 +922,19 @@
*/
void (*on_nat_detect)(const pj_stun_nat_detect_result *res);
+ /** Notify application when media session is created and before
+ * it is registered to the conference bridge. Application may
return
+ * different media port if it has added media processing port to
+ * the stream.
+ */
+ void (*on_stream_created)(pjsua_call_id call_id,
pjmedia_session *sess,
+ unsigned stream_idx, pjmedia_port
**p_port);
+
+ /** Notify application when media session is about to be destroyed.
+ */
+ void (*on_stream_destroyed)(pjsua_call_id call_id,
+ pjmedia_session *sess, unsigned
stream_idx);
+
} pjsua_callback;
Index: pjsip/src/pjsua-lib/pjsua_media.c
===================================================================
--- pjsip/src/pjsua-lib/pjsua_media.c (revision 1805)
+++ pjsip/src/pjsua-lib/pjsua_media.c (working copy)
@@ -881,6 +881,9 @@
pjsua_call *call = &pjsua_var.calls[call_id];
if (call->conf_slot != PJSUA_INVALID_ID) {
+ if (pjsua_var.ua_cfg.cb.on_stream_destroyed) {
+ pjsua_var.ua_cfg.cb.on_stream_destroyed(call_id, call-
>session, 0);
+ }
pjmedia_conf_remove_port(pjsua_var.mconf, call->conf_slot);
call->conf_slot = PJSUA_INVALID_ID;
}
@@ -1064,7 +1067,13 @@
{
char tmp[PJSIP_MAX_URL_SIZE];
pj_str_t port_name;
+ pjmedia_port *conf_media_port = media_port;
+ if (pjsua_var.ua_cfg.cb.on_stream_created) {
+ pjsua_var.ua_cfg.cb.on_stream_created(
+ call_id, call->session, 0,
&conf_media_port);
+ }
+
port_name.ptr = tmp;
port_name.slen = pjsip_uri_print(PJSIP_URI_IN_REQ_URI,
call->inv->dlg-
>remote.info->uri,
@@ -1073,7 +1082,7 @@
port_name = pj_str("call");
}
status = pjmedia_conf_add_port( pjsua_var.mconf, call-
>inv->pool,
- media_port,
+ conf_media_port,
&port_name,
(unsigned*)&call-
>conf_slot);
if (status != PJ_SUCCESS) {
Norman Franke
Answering Service for Directors, Inc.
www.myasd.com
On Feb 19, 2008, at 3:40 AM, Benny Prijono wrote:
> On 2/18/08, Norman Franke <norman at myasd.com> wrote:
>> I'm using the PJSUA library, and I want to intercept audio from
>> remote
>> callers and process it before mixing in the conference bridge.
>> What's the
>> best way to do this? I want to add some type of dynamic gain
>> control, since
>> we get some very soft callers. I've done something similar for
>> playback of
>> files and that works great, so now I want to do so with callers.
>>
>
> Currently there's no way to do that with PJSUA-LIB, as stream will be
> added to the conference bridge automatically. But perhaps this would
> be simple to support by adding couple of callbacks below in
> pjsua_callback:
>
> /** Notify application when media session is created and before
> * it is registered to the conference bridge. Application may return
> * different media port if it has added media processing port to
> * the stream.
> */
> void (*on_stream_created)(pjsua_call_id call_id, pjmedia_session
> *sess,
> unsigned stream_idx,
> pjmedia_port **p_port);
>
> /** Notify application when media session is about to be destroyed.
> */
> void (*on_stream_destroyed)(pjsua_call_id call_id,
> pjmedia_session *sess,
> unsigned stream_idx);
>
>
> This would also fix the problem discussed in "stream port destroyed
> before callback function was called" thread.
>
> Now, care to make patch? ;-)
>
> cheers,
> -benny
>
>>
>> Norman Franke
>> Answering Service for Directors, Inc.
>> www.myasd.com
>>
>> _______________________________________________
>> Visit our blog: http://blog.pjsip.org
>>
>> pjsip mailing list
>> pjsip at lists.pjsip.org
>> http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org
>>
>>
>
> _______________________________________________
> Visit our blog: http://blog.pjsip.org
>
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> pjsip at lists.pjsip.org
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